Knee Joint

Because the glenohumeral joint moves from abduction to adduction and back again, the lat pull is a great exercise for deltoid development.

False

The "Valsalva Maneuver" is when one holds his/her breath while attempting to lift heavy weights or trying to exhale against a open epiglottis.

False

The acetabular femoral joint is reinforced by an extremely weak ligamentous capsule and the stability of this joint is attributed to the surrounding musculature

False

The hamstring muscles function as a decelerator of the knee when decreasing speed to change direction and especially when landing from a jump.

False

The lateral collateral ligament is more frequently injured than other knee joint ligaments

False

The semimembranosus inserts anteromedially on the medial tibial condyle.

False

The structural instability of the acetabular femoral joint makes this joint susceptible to subluxations and dislocations.

False

During the "follow-through" phase velocity of the moving body segment progressively decreases over a wide range of motion which is usually attributable to high concentric activity in muscles.

False. Due to high eccentric activity

Some athletes may begin follow-through too late which can cut short the movement phase.

False. Follow through too soon.

Most physical activity, particularly those that involve the lower extremity, requires multiple joint activities involving single muscle groups.

False. Many muscle groups

The patella is classified as an "irregular" bone because it is imbedded in the patellar tendon.

False. Sesamoid

Which of the following is considered to be an agonist muscle during hip abduction? Sartorius Gluteus medius Rectus femoris Semitendinosus

Gluteus medius

The biceps femoris muscle is located ________ and performs _______ of the hip joint. Medially, adduction Laterally, abduction Anteriorly, flexion Posteriorly, extension

Posteriorly, extension

The semimembranosus muscle is located ________ and performs ________ of the hip joint. Medially, adduction Laterally, abduction Anteriorly, flexion Posteriorly, extension

Posteriorly, extension

Agonist muscles during hip extension include all of the following except the? Sartorius Biceps Femoris Semitendinosus Semimembranosus

Sartorius

The insertion of the _________ muscle is the posteromedial surface of the medial tibial condyle. Semimembranosus Semitendinosus Rectus Femoris Sartorius

Semimembranosus

Emphasizing the end of a push-up by exaggerating shoulder girdle protraction is an excellent strengthening exercise for the _______. Levator scapula Trapezius Rhomboids Serratus anterior

Serratus anterior

The insertion of the rectus femoris muscle is the _______ aspect of the patella and the patellar tendon to the tibial tuberosity. Superior Inferior Medial Lateral

Superior

Muscles generally function in paired opposition to an antagonistic group.

True

Overload may be modified by changing frequency, intensity, and/or duration.

True

The biceps femoris inserts primarily on the head of the fibula.

True

The fibula is not part of the ginglymus articulation of the knee joint

True

The knee joint is the largest joint in the body.

True

The medial collateral ligament originates on the medial aspect of upper medial femoral condyle and inserts on medial tibial surface.

True

The patella serves as a pulley by improving the angle of pull with the result being a greater mechanical advantage for the quadriceps during knee extension.

True

The pubofemoral ligament is located anteromedially and inferiorly and limits excessive extension and abduction.

True

The right and left pelvis are joined together by the sacrum at the right and left sacroiliac joints.

True

The sartorius, gracilis, and semitendinosus all insert just below the medial condyle on upper anteromedial tibial surface.

True

The semimembranosus is located posteromedially and internally rotates the knee.

True

The tibia bears the majority of the weight as compared to the fibula.

True

While performing the pulling up phase of a chin-up the shoulder girdle is adducting.

True

Which of the following statements is not true regarding the "stance phase" of sports skills? -allows for more power to be transferred from the body during the movement -allows the athlete to assume a comfortable and balanced body position -emphasis is on setting various joint angles in the correct positions -is a relatively static phase with fairly short ranges of motion involved

allows for more power to be transferred from the body during the movement

Hip flexion is movement of the femur straight posteriorly toward the pelvis.

False. Moves Anteriorly

Which of the following is not true with respect to the synovial cavity? -Supplies knee with synovial fluid -Provides the knee with stability -Lies under patella and between surfaces of tibia & femur -Considered to be the "capsule of the knee"

Provides the knee with stability

When standing on the right foot and attempting to abduct the left hip as much as possible, which of the following will most likely result? Left lateral pelvic rotation Posterior pelvic rotation Right lateral pelvic rotation Right transverse pelvic rotation

Right lateral pelvic rotation

Normally, the hip joint can be abducted to approximately 35 degrees.

True

Due to the adductor brevis, adductor longus, and adductor magnus all inserting in various locations on the linea aspera, a resulting movement that is facilitated when adducting the hip is ______. Extension External rotation Flexion Internal rotation

external rotation

The Q angle is usually ____ or less for males and ___ or less for females. -20, 10 -10, 20 -15, 15 -15, 20

-15, 20

Which of the following is not correct regarding menisci in the knee joint? -Forms cushions between bones -Attached to tibia -Deepens tibial fossa -Decreases stability

-Decreases stability

The pes anserinus tendinous expansion is comprised from the ______. -Biceps femoris, semimembranosus, semitendinous -Gracilis, semimembranosus, semitendinous -Sartorius, semimembranosus, semitendinous -Gracilis, sartorius, semitendinous

-Gracilis, sartorius, semitendinous

Which of the following is not true regarding the hamstring muscle group? -Responsible for knee flexion -Located in posterior compartment of thigh -Consists of 3 separate muscles -Provides static stability to the knee joint

-Provides static stability to the knee joint

The iliopsoas muscle is located ______ and performs _______ of the hip joint. Medially, adduction Laterally, abduction Anteriorly, flexion Posteriorly, extension

Anteriorly, flexion

Which of the following statements is not true regarding the "recovery phase" of sports skills? -used after follow-through to regain balance -needed to get repositioned for the next possible sport movement -not needed in some sports activities -involves more total force production by muscles than any other phase except for the movement phase

involves more total force production by muscles than any other phase except for the movement phase

Which of the following statements is not valid regarding a "Closed Kinetic Chain"? -involves the body moving in relation to the relatively unfixed distal segment -movement of one joint cannot occur without causing movements of the other joints -multiple joints are involved -multiple muscles are involved

involves the body moving in relation to the relatively unfixed distal segment

All of the following are open chain exercises except for _____. dumbbell bent-over row triceps curl barbell press push-up

push-up

Which of the following statements is not valid regarding an "Open Kinetic Chain"? -allows any one joint in the extremity to move or function separately -upper extremity examples include a shoulder shrug, shoulder abduction, or a biceps curl -requires the movement of other joints in the extremity -lower extremity examples include seated hip flexion, knee extension, and ankle dorsiflexion

requires the movement of other joints in the extremity

The vastus medialis provides a _____ pull on the patella when contracting concentrically. -inferomedial -superior -superolateral -superomedial

superomedial

Articular cartilage is located on the surfaces of both the femur and tibia.

true

For the pelvis to rotate a significant amount motion must occur in either the right hip, the left hip, the lumbar spine or some combination of these joints.

True

The tibial tuberosity serves as the insertion point for all of the quadriceps muscles.

True

The upper extremity is often one of the body's weakest areas

True

When determining appropriate conditioning exercises one should consider the open versus closed kinetic chain demands of the activity through analysis of skilled movements.

True

Which of the following is not correct regarding the knee joint proper? -Also referred to as the tibiofemoral joint -Classified as a ginglymus joint -Sometimes referred to as trochoginglymus joint due to internal and external rotation occurring when in full extension -Considered by some authorities to be a condyloid type joint

-Sometimes referred to as trochoginglymus joint due to internal and external rotation occurring when in full extension

The most common serious knee ligament injury involves the _____. -anterior cruciate ligament -lateral collateral ligament -medial collateral ligament -posterior cruciate ligament

-anterior cruciate ligament

Which of the following statements is not true regarding the "movement phase" in sport skills? -sometimes known as the acceleration, action, motion, or contact phase -generally involves high amounts of eccentric activity -summation of force is generated directly to the ball, sport object, or opponent -usually characterized by near-maximal concentric activity in involved muscles

-generally involves high amounts of eccentric activity

The vastus lateralis provides a _____ pull on the patella when contracting concentrically. -inferolateral -superior -superolateral -superomedia

-superolateral

Which of the following statements is correct regarding the pushing phase of a pushup? -the wrist and hand perform extension -the elbow performs flexion -the shoulder performs horizontal abduction -the shoulder girdle performs abduction

-the shoulder girdle performs abduction

Which one of the following may not be determined from viewing an activity from an analysis perspective? -which muscles that are performing the movement -which type of contraction is occurring -which kind of exercises are appropriate for developing the muscles -which angle of movement will produce the greatest force

-which angle of movement will produce the greatest force

Exact names of the movement phases may vary from skill to skill to fit the various sports terminology.

True

Which of the following is not an action of the pectineus muscle? Abduction of the hip Adduction of the hip External rotation of the hip Flexion of the hip

Abduction of the hip

The pectineus muscle is located ______ and performs _____ of the hip joint. Medially, internal rotation Laterally, abduction Anteriorly, flexion Posteriorly, extension

Anteriorly, flexion

The sartorius muscle is located _________ and performs _________ of the hip joint. Medially, adduction Laterally, abduction Anteriorly, flexion Posteriorly, extension

Anteriorly, flexion

The chin-up exercise is an excellent exercise for triceps brachii development.

False

As the knee approaches full extension the tibia must externally rotate approximately 10 degrees to achieve proper alignment of the tibial and femoral condyles.

True